From Wikipedia, the free encyclopedia

It's the newest and most modern part of Barcelona, home of the
2004 Cultural Forum.
The reformation of the area begun in the late 90:s and is now
almost completed. The area hosts Catalunya's largest
shopping center Centro Commercial Diagonal Mar[1], as
well as Diagonal Mar Parc designed by Enric Miralles.[2]

Beaches

Beaches in Diagonal Mar are family oriented and more quiet then
downtown beaches. Proximity to the nudist beaches closer to the
city does however bother some visitors. The two beaches located in
Diagonal Mar are Mar Bella and Nova Mar Bella.